import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/User.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'


// 导入全局样式表
import '../assets/css/global.css'

Vue.use(VueRouter)

const routes = [
  // 路由重定向
   {path: '/',redirect: '/login'},
   {path: '/login',component: Login},
   {
    path: '/home',
    component:Home,
    redirect: '/welcome',
    children: [
      {path: '/welcome',component: Welcome},
      {path: '/users',component: Users},
      {path: '/rights',component: Rights},
      {path: '/roles',component: Roles}
    ]
  }
]

const router = new VueRouter({
  routes
})

router.beforeEach(function(to,from,next){
   if(to.path === '/login') return next()
   const token = window.sessionStorage.getItem('token')
   if(!token) return next('/login')
   next()

})

export default router
